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Formation GIT#hype
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>Formation GIT</title> | |
| <meta name="description" content="Formation GIT"> | |
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| <script src="//cdnjs.cloudflare.com/ajax/libs/html5shiv/3.6.2/html5shiv.js"></script> | |
| <![endif]--> | |
| </head> | |
| <body> | |
| <div class="reveal"> | |
| <!-- Any section element inside of this container is displayed as a slide --> | |
| <div class="slides"> | |
| <!-- Presentation slide --> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h1>GIT</h1> | |
| <h3>Enhance your SCM with GIT</h3> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| <p> | |
| <small>By <a href="http://www.bsimard.com">Benoît Simard</a> / <a href="http://twitter.com/logisima">@logisima</a></small> | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://www.byyourcommand.net/CylonCent.png" /></div> | |
| <h2>They have a plan</h2> | |
| <p>History & overview</p> | |
| <p>Installation & configuration</p> | |
| <p>First step</p> | |
| <p>The internal plumbery</p> | |
| <p>Use a remote</p> | |
| <p>Workflow</p> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h2>History & overview</h2> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://cdn1.tnwcdn.com/files/2011/06/Wikipedia-logo.png" /></div> | |
| <h2>Some history</h2> | |
| <p><strong>April 2005 :</strong> created by <a href="">Linus Torvald</a></p> | |
| <p><strong>June 2005 :</strong> First release of linux kernel with GIT</p> | |
| <p><strong>December 2005 :</strong> version 1.0</p> | |
| <p class="fragment"><strong>April 2008 :</strong> <a href="">github</a> is launched</p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://gkript.org/images/gnu_logo.png" /></div> | |
| <h2>GNU GPL V2</h2> | |
| <img src="http://geekandpoke.typepad.com/geekandpoke/images/2008/01/17/freebeer.jpg" /> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>GIT is distributed</h3> | |
| <img src="http://upload.wikimedia.org/wikipedia/en/b/ba/Centralised-decentralised-distributed.png" /> | |
| <div class="fragment"> | |
| <h4>Centralized</h4> | |
| <quote><code>We borrow, and we work on a local working copy</code></quote> | |
| </div> | |
| <div class="fragment"> | |
| <h4>Distributed</h4> | |
| <quote><code>We work on a local repository, and we publish on others</code></quote> | |
| </div> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://m7k.org/forums/Smileys/express2/fonz.gif" /></div> | |
| <h3>Cool things</h3> | |
| <p>Full history available locally</p> | |
| <p>No need for network connection for usual operations</p> | |
| </section> | |
| <section> | |
| <div class="background-image"><img src="http://mattandcat.co.uk/reviews/media/blogs/eating/fonzie.gif" /></div> | |
| <h3>But ...</h3> | |
| <p class="fragment">Initial cloning can be long (full history)</p> | |
| <p class="fragment">No lock system (can be a problem for binaries)</p> | |
| </section> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h2>Installation & configuration</h2> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h2>Installation</h2> | |
| <pre><code> | |
| $ apt-get install git meld | |
| </code></pre> | |
| <p class="fragment">Make sure the git command is available in your terminal</p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://static.tumblr.com/r2ozdjo/oEhlw46da/t.png" /></div> | |
| <h2>Who you are </h2> | |
| <pre><code> | |
| $ git config --global user.name "Benoît Simard" | |
| $ git config --global user.email "besim@smile.fr" | |
| </code></pre> | |
| <p class="fragment">Make sure the git command is available in your terminal</p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="https://anthonylegoff.guru/wp-content/uploads/2014/05/vim_by_liggliluff-d5g1led.png" /></div> | |
| <h2>Setting editors</h2> | |
| <div class="fragment"> | |
| <h3>Text editor</h3> | |
| <pre><code> | |
| $ git config --global core.editor vi | |
| $ git config --global core.editor gedit | |
| $ git config --global core.editor subl | |
| </code></pre> | |
| </div> | |
| <div class="fragment"> | |
| <h3>Diff editor</h3> | |
| <pre><code> | |
| $ git config --global merge.tool /usr/local/bin/git-diff.sh | |
| $ git config --global diff.external /usr/local/bin/git-diff.sh | |
| </code></pre> | |
| </div> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://cdn.nyanit.com/nyan2.gif" /></div> | |
| <h2>Colorize your terminal</h2> | |
| <pre><code> | |
| $ git config --global color.ui auto | |
| </code></pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://img.gawkerassets.com/img/17vyiytcgue6hpng/original.png" /></div> | |
| <h2>Update your prompt !</h2> | |
| <p>The git package comes with PS1 macro your can add to your prompt. It will display the current branch if your are inside a git repository. | |
| <pre><code> | |
| # Find this line in your .bachrc | |
| if [ "$color_prompt" = yes ]; then | |
| PS1=’${debian_chroot:+($debian_chroot)}\[\033[01;32m\] | |
| \u@\h\[\033[00m\]:\[\033[01;34m\] | |
| \w$(__git_ps1 " (%s)")\[\033[00m\]\$ ’ | |
| else | |
| PS1=’${debian_chroot:+($debian_chroot)}\u@\h:\w\$ ’ | |
| fi | |
| unset color_prompt force_color_prompt | |
| </code></pre> | |
| </section> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h2>First step</h2> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Create a Git repo</h3> | |
| <pre><code style="margin-top: 20px;"> | |
| $ mkdir hello | |
| $ cd hello | |
| $ git init | |
| </code></pre> | |
| <h3 class="fragment">The actual repo exist in the .git dir</h3> | |
| <pre class="fragment"><code style="margin-top: 20px;"> | |
| $ ls -la | |
| $ .git | |
| </code></pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Add a file to be version controlled</h3> | |
| <pre><code style="margin-top: 20px;"> | |
| $ echo "Hello" > README | |
| $ git add README | |
| $ git commit -am "Adding README" | |
| </code></pre> | |
| <p class="fragment" style="margin-top:1em;font-size:smaller">Use the <em>-m</em> switch to specify a commit message!</p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Create a .gitignore file</h3> | |
| <pre><code style="margin-top: 20px;"> | |
| $ echo "/.idea" > .gitignore | |
| $ git add .gitignore | |
| $ git commit -am "Adding gitignore" | |
| </code></pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Edit some more...</h3> | |
| <pre><code> | |
| $ echo "World" >> README | |
| </pre></code> | |
| <h3 class="fragment">...check what has changed...</h3> | |
| <pre class="fragment"><code> | |
| $ git diff | |
| diff --git a/README b/README | |
| index e965047..f9264f7 100644 | |
| --- a/README | |
| +++ b/README | |
| @@ -1 +1,2 @@ | |
| Hello | |
| +World | |
| </pre></code> | |
| <h3 class="fragment">...and commit it!</h3> | |
| <pre class="fragment"><code> | |
| $ git commit -am "Modified README" | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Make a mistake ...</h3> | |
| <pre><code> | |
| $ > README | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| $ git reset HEAD --hard | |
| </code></pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Study our history</h3> | |
| <pre><code> | |
| $ git log | |
| commit b0b9e95d72c4ba6cae83e5e89050718c4a505037 | |
| Author: Benoit Simard <besim@smile.fr> | |
| Date: Thu Jun 28 10:17:26 2014 +0200 | |
| Modified README | |
| commit 73aa18e9ccc40c902bc37ff572f8495b6069ebaf | |
| Author: Benoit Simard <besim@smile.fr> | |
| Date: Thu Jun 28 10:12:29 2014 +0200 | |
| Adding README | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>A variant of the log output</h3> | |
| <pre><code> | |
| $ git log --oneline | |
| b0b9e95 Modified README | |
| 73aa18e Adding README | |
| </pre></code> | |
| <pre><code> | |
| $ git log --graph --pretty=format:'%h - %d %s %cr <%an>' --abbrev-commit --date=relative | |
| * b0b9e95 - (HEAD, master) Modified README 9 minutes ago <Benoît Simard> | |
| * 73aa18e - Adding README 14 minutes ago <Benoît Simard> | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>List existing branches</h3> | |
| <pre><code> | |
| $ git branch | |
| * master | |
| </pre></code> | |
| <p class="fragment">The '*' indicates 'current branch'</p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Create a new branch, named 'dev'</h3> | |
| <pre><code> | |
| $ git branch dev | |
| $ git branch | |
| dev | |
| * master | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Make 'dev' the current branch</h3> | |
| <pre><code> | |
| $ git checkout dev | |
| $ git branch | |
| * dev | |
| master | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Create <b>and</b> checkout a new branch</h3> | |
| <pre><code> | |
| $ git checkout -b bugfix | |
| $ git branch | |
| * bugfix | |
| dev | |
| master | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Work in the 'bugfix' branch...</h3> | |
| <pre><code> | |
| $ echo "Blaha" >> README | |
| $ git commit -am "Work in branch" | |
| </pre></code> | |
| <h3 class="fragment">...and merge it to 'master'</h3> | |
| <pre class="fragment"><code> | |
| $ git checkout master | |
| $ git merge --no-ff bugfix # ignore the switch for now... | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Look at the commit graph</h3> | |
| <pre><code> | |
| $ git log --graph --pretty=format:'%h - %d %s %cr;' --abbrev-commit --date=relative | |
| * 5a84ac8 - (HEAD, master) Merge branch 'bugfix' 3 minutes ago | |
| |\ | |
| | * f8d890e - (bugfix) Work in branch 3 minutes ago | |
| |/ | |
| * b0b9e95 - (dev) Modified README 28 minutes ago | |
| * 73aa18e - Adding README 33 minutes ago | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://primalpiggy.files.wordpress.com/2013/04/bugs-bunny-carrot-icon.png" /></div> | |
| <h3>That's all folks!</h3> | |
| <p style="margin-top:2em;"> | |
| You have now seen the basic workflow, which isn't | |
| that different, compared to other VCS you've tried. | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Fast forward</h3> | |
| <p> | |
| A merge results in a merge commit, with two parents, one pointing at each of the two lines of development that were merged. But not in FF mode. | |
| </p> | |
| <img src="http://nvie.com/img/2010/01/merge-without-ff.png" /> | |
| </section> | |
| <section> | |
| <h3>Change your last commit</h3> | |
| <pre><code> | |
| $ echo "Hello world" > README | |
| $ git commit README -m "adding world" --amend | |
| </code></pre> | |
| <p class="fragment" style="color:red"> | |
| Do not use it when you have already published ! | |
| </p> | |
| </section> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h2>The internal plumbery</h2> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| </section> | |
| <section> | |
| <h3>3 type of objects in a repository:</h3> | |
| <ul> | |
| <li class="fragment">blob</li> | |
| <li class="fragment">tree</li> | |
| <li class="fragment">commit</li> | |
| </ul> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>The Blob</h3> | |
| <pre><code> | |
| $ mkdir sample | |
| $ cd sample | |
| $ echo 'Hello, world!' > greeting | |
| $ git hash-object greeting | |
| af5626b4a114abcb82d63db7c8082c3c4756e51b | |
| </pre></code> | |
| <p class="fragment" style="margin-top:2em;font-size:smaller"> | |
| The blob (i.e the file content) is stored in a file<br> | |
| with the name made up of the hash of the file content. | |
| </p> | |
| <p class="fragment" style="margin-top:2em;font-size:smaller"> | |
| Also, notice how we are using the <em>plumbing</em> | |
| (i.e low-level commands normally named as: xxx-yyy) | |
| commands of git. They are used by the <em>porcelain</em> | |
| commands which the normal user only ever see... | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Blobs are stored in Trees</h3> | |
| <img src="http://www.git-scm.com/figures/18333fig0901-tn.png" /> | |
| <pre><code> | |
| # What our (last committed) Tree object contains | |
| $ git ls-tree HEAD | |
| 100644 blob af5626b4a114abcb82d63db7c8082c3c4756e51b greeting | |
| </pre></code> | |
| <p class="fragment" style="margin-top:3em;font-size:smaller"> | |
| <em>HEAD</em> points to the current checked-out branch | |
| (as will be explained soon...) | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>All are files ...</h3> | |
| <p class="fragment" style="margin-top:2em;font-size:smaller"> | |
| What git objects may those files hold? | |
| </p> | |
| <pre class="fragment"><code> | |
| $ for i in `find .git/objects -type f | sort | \ | |
| sed -e 's#.git/objects##g' -e 's#/##g'`; \ | |
| do echo $i `git cat-file -t $i`; done | |
| 9fbac661424a5e1e7fb9c1a6a516b58fc701f2f0 tree | |
| ce013625030ba8dba906f756967f9e9ca394464a blob | |
| ce7199cdfe41e8c6fbf018bdfd8459287962bd5a commit | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Look into that commit object:</h3> | |
| <pre><code> | |
| $ git cat-file commit ce7199cdfe41e8c6fbf018bdfd8459287962bd5a | |
| tree 9fbac661424a5e1e7fb9c1a6a516b58fc701f2f0 | |
| author Benoit Simard <besim@smile.fr> 1340820335 +0200 | |
| committer Benoit Simard <besim@smile.fr> 1340820335 +0200 | |
| Added my greeting | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="https://camo.githubusercontent.com/16363f5e308eae0849b83d183bf4990a25b81ada/68747470733a2f2f7261772e6769746875622e636f6d2f6a6d6376657474612f6e656f69736d2f6d61737465722f6e656f69736d2e706e67" /></div> | |
| <h3>Graph are everywhere !</h3> | |
| <img src="http://www.git-scm.com/figures/18333fig0903-tn.png" /> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Branches</h3> | |
| <p> | |
| A git branch is just a name (label) pointing out a specific | |
| commit object. | |
| </p> | |
| <pre class="fragment"><code> | |
| $ cat .git/refs/heads/master | |
| 5a84ac8a2101b740433bcf4b6d805b68d2543a8c | |
| $ cat .git/refs/heads/dev | |
| b0b9e95d72c4ba6cae83e5e89050718c4a505037 | |
| # Note how the branch names relates to the commit hashes! | |
| $ git log --graph --pretty=format:'%h - %d %s %cr' --abbrev-commit --date=relative | |
| * 5a84ac8 - (HEAD, master) Merge branch 'bugfix' 2 hours ago | |
| |\ | |
| | * f8d890e - (bugfix) Work in branch 2 hours ago | |
| |/ | |
| * b0b9e95 - (dev) Modified README 3 hours ago | |
| </pre></code> | |
| <p class="fragment" style="font-size:smaller"> | |
| Now, remember where 'master' and 'dev' points in the graph above. | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>An experiment...</h3> | |
| <pre><code> | |
| $ cat .git/refs/heads/master | |
| 5a84ac8a2101b740433bcf4b6d805b68d2543a8c | |
| $ cp .git/refs/heads/master .git/refs/heads/dev | |
| $ cat .git/refs/heads/dev | |
| 5a84ac8a2101b740433bcf4b6d805b68d2543a8c | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| # The 'dev' branch now points to the same commit hash | |
| # as the master branch, i.e. a 'branch' is just a 'label' | |
| # pointing to a particular commit object. | |
| $ git log <em style="font-size:smaller">--graph --pretty=format:'%h - %d %s %cr' --abbrev-commit --date=relative</em> | |
| * 5a84ac8 - (HEAD, master, dev) Merge branch 'bugfix' 3 hours ago | |
| |\ | |
| | * f8d890e - (bugfix) Work in branch 3 hours ago | |
| |/ | |
| * b0b9e95 - Modified README 3 hours ago | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>What about <em>HEAD</em> ?</h3> | |
| <pre><code> | |
| $ cat .git/HEAD | |
| ref: refs/heads/master | |
| </pre></code> | |
| <p style="margin-top:1em;font-size:smaller"> | |
| <em>HEAD</em> is a pointer to the local branch you are currently on! | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Git Index - the staging area</h3> | |
| <h4 class="fragment">Remember:</h4> | |
| <p class="fragment" style="margin-top:1em;font-size:smaller"> | |
| Your repo consist of a graph of commit objects. | |
| </p> | |
| <p class="fragment" style="margin-top:1em;font-size:smaller"> | |
| Your 'next' commit object to be, is formed in the | |
| staging area, called: | |
| </p> | |
| <p class="fragment" style="margin-top:1em;font-size:bigger"> | |
| The Index | |
| </p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>The function of the Index</h3> | |
| <img src="http://git-intro.redhoterlang.org/images/the-index.png"> | |
| <p class="fragment" style="margin-top:1em;font-size:smaller"> | |
| Use the <em>-a</em> switch to 'bypass' the index (or rather, you'll take all stuff in the index and working dir and commit it in one big swoop). | |
| </p> | |
| </section> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h2>Use a remote</h2> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| </section> | |
| <section> | |
| <img src="http://nvie.com/img/2010/01/centr-decentr.png" /> | |
| </section> | |
| <section> | |
| <div class="background-image"><img src="http://subtub.io/OscControllerKit/Presentation/files/img/nintendo_wii_remote.png" /></div> | |
| <h3>A <span style="color:red">remote</span> is an alias for a git URL</h3> | |
| <pre class="fragment"><code> | |
| # Clone and enter a git repo! | |
| $ git clone git://github.com/smile/my-project.git | |
| $ cd my-project/ | |
| # Display our remotes | |
| # (origin is the 'default', as setup when cloning) | |
| $ git remote -v show | |
| origin git://github.com/smile/my-project.git (fetch) | |
| origin git://github.com/smile/my-project.git (push) | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| # Add a new remote (alias)! | |
| $ git remote add besim git@github.com:besim/my-project.git | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| $ git remote -v show | |
| origin git://github.com/smile/my-project.git (fetch) | |
| origin git://github.com/smile/my-project.git (push) | |
| besim git@github.com:besim/my-project.git (fetch) | |
| besim git@github.com:besim/my-project.git (push | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <p>Retrieve the content from our new remote repo!</p> | |
| <pre class="fragment"><code> | |
| $ git fetch besim | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| # Note the remote branch names ( <remote>/<branch> ) | |
| $ git log --all --graph --pretty=format:'%h - %d %s' --abbrev-commit | |
| * b80a4a9 - (HEAD, besim/master, origin/master, origin/HEAD, master) Search for the qemu binary | |
| * c45b4f2 - Add a target to run the tests | |
| .... | |
| </pre></code> | |
| <p class="fragment" style="font-size:smaller"> | |
| Remote branches are there for reference. | |
| You always work in a local branch! | |
| </p> | |
| <pre class="fragment"><code> | |
| # Checkout and create a local branch 'foo' | |
| # representing the remote 'besim/master' branch. | |
| $ git checkout -b foo besim/master | |
| </pre></code> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>Push to a remote repo</h3> | |
| <p class="fragment" style="margin-top:1em;font-size:smaller"> | |
| git push [<where> [<localbranch>[:<remotebranch>]] | |
| </p> | |
| <pre class="fragment"><code> | |
| # Push to default (tracked!) branch | |
| $ git push | |
| # ...or (as in the previous example): | |
| $ git push besim foo:master | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| # Create a new(!) remote branch (label!) at the remote repo | |
| $ git push besim foo:bar | |
| </pre></code> | |
| <pre class="fragment"><code> | |
| # Remove remote branch | |
| # (Note that we only remove the 'label' !!) | |
| $ git push besim :bar | |
| # Equivalent with the above: | |
| $ git push --delete besim bar | |
| </pre></code> | |
| </section> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <div class="background-image"><img src="http://blog.zedroot.org/content/images/2014/Feb/git_logo.png" /></div> | |
| <h2>Workflow</h2> | |
| <pre class="unstyled"> | |
| ,---------------. | |
| / /``````|``````\\ | |
| / /_______|_______\\________ | |
| |] GIT |' | |] | |
| = .-:-. |________| .-:-. = | |
| ` -+- -------------- -+- ' | |
| '-:-' '-:-' | |
| </pre> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <div class="background-image"><img src="http://effectpartners.com/wp-content/uploads/2010/05/tree.png" /></div> | |
| <h3>Use branches</h3> | |
| <p class="fragment">Git branches ares lights</p> | |
| <p class="fragment">You do not have to push all your local branches</p> | |
| <p class="fragment">Git is only a tool ! It does not replace procedures, documentation & communication</p> | |
| </section> | |
| <!-- ------------------------------------------------------------------------------------------------------------------------------- --> | |
| <section> | |
| <h3>GIT FLOW</h3> | |
| <img height="600px" src="http://nvie.com/img/2009/12/Screen-shot-2009-12-24-at-11.32.03.png" /> | |
| <p>@See documentation <a href="http://nvie.com/posts/a-successful-git-branching-model/">here</a></p> | |
| </section> | |
| <section> | |
| <h3>Main branches</h3> | |
| <img src="http://nvie.com/img/2009/12/bm002.png" /> | |
| </section> | |
| <section> | |
| <h3>Feature branches</h3> | |
| <p>Create a feature branch</p> | |
| <pre><code> | |
| $ git checkout -b myfeature develop | |
| Switched to a new branch "myfeature" | |
| </code></pre> | |
| <p>Incorporating a finished feature on develop</p> | |
| <pre><code> | |
| $ git checkout develop | |
| Switched to branch 'develop' | |
| $ git merge --no-ff myfeature | |
| Updating ea1b82a..05e9557 | |
| (Summary of changes) | |
| $ git branch -d myfeature | |
| Deleted branch myfeature (was 05e9557). | |
| $ git push origin develop | |
| </code></pre> | |
| </section> | |
| <section> | |
| <h3>Make a release (1)</h3> | |
| <p>Create a branch from the develop</p> | |
| <pre><code> | |
| $ git checkout master | |
| Switched to branch 'master' | |
| $ git merge --no-ff release-1.2 | |
| Merge made by recursive. | |
| (Summary of changes) | |
| $ git tag -a 1.2 | |
| </code></pre> | |
| </section> | |
| <section> | |
| <h3>Make a release (2)</h3> | |
| <pre><code> | |
| $ git checkout master | |
| Switched to branch 'master' | |
| $ git merge --no-ff release-1.2 | |
| Merge made by recursive. | |
| (Summary of changes) | |
| $ git tag -a 1.2 | |
| </code></pre> | |
| <pre><code> | |
| $ git checkout develop | |
| Switched to branch 'develop' | |
| $ git merge --no-ff release-1.2 | |
| Merge made by recursive. | |
| (Summary of changes) | |
| </code></pre> | |
| </section> | |
| </section> | |
| <!-- ============================================================================================================================== --> | |
| <section> | |
| <section> | |
| <h3>Some final words</h3> | |
| <div class="background-image"><img src="http://www.york-services.com/wp-content/uploads/2379-spiderman.gif" /></div> | |
| <p class="fragment" style="margin-top:2em;font-size:smaller;"> | |
| Use <em style="padding:0 10px;color:red;">git stash</em> when you want to record the current state of | |
| the working directory and the index, but want to (quickly) go back | |
| to a clean working directory | |
| </p> | |
| <p class="fragment" style="margin-top:2em;font-size:smaller;"> | |
| Use <a href="http://www.youtube.com/embed/uacjFKHmlTg"><em style="padding:0 10px;">git rebase</em></a> to keep your commit graph nice and clean! It makes it possible to rewrite your commit graph in fantastic ways. <em style="font-size:smaller">(with great power, comes ...)</em> | |
| </p> | |
| <p class="fragment" style="margin-top:2em;font-size:smaller;"> | |
| Add your favorite <em style="padding:0 10px;color:red;">alias</em> | |
| to your <em>~/.gitconfig</em> file, for example: | |
| </p> | |
| <pre class="fragment"><code> | |
| lol = log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit --date=relative | |
| lola = log --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit --date=relative --all | |
| dif = difftool --dir-diff | |
| </pre></code> | |
| </section> | |
| <section> | |
| <div class="background-image"><img src="http://geektionnerd.net/wp-content/uploads/2010/12/10-12-30-RTFM-ES-3.png" /></div> | |
| <h3>Documentation</h3> | |
| <p><a href="http://git-scm.com">Official documentation</a></p> | |
| <p><a href="http://nvie.com/posts/a-successful-git-branching-model/">All the workflow documentation</a></p> | |
| <p><a href="http://try.github.io/levels/1/challenges/1">Git in ten minutes</a></p> | |
| <p><a href="http://www.ndpsoftware.com/git-cheatsheet.html">Cheat sheet</a></p> | |
| </section> | |
| </section> | |
| </div> | |
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